Add screenshot keybinds

.config/i3/config

@@ -194,6 +194,9 @@ bindsym XF86AudioLowerVolume exec --no-startup-id pactl set-sink-volume 0 -5%
 bindsym XF86AudioMute exec --no-startup-id pactl set-sink-mute 0 toggle 			# Mute sound
 bindsym $mod+F3 exec xbacklight -inc 10								# Increase screen brightness
 bindsym $mod+F2 exec xbacklight -dec 10								# Decrease screen brightness
+bindsym --release Print exec scrot -e "mv \$f $HOME/Pictures/screen_captures/"			# Fullscreen screenshot
+bindsym --release Shift+Print exec scrot -s -e "mv \$f $HOME/Pictures/screen_captures/"		# Selection screenshot
+bindsym --release $mod+Print exec scrot -u -e "mv \$f $HOME/Pictures/screen_captures/"		# Focused window screenshot
 
 # Window appearance
 smart_gaps on